CN218950874U

CN218950874U - Large-scale hoisting machinery discharge apparatus

Info

Publication number: CN218950874U
Application number: CN202223141232.8U
Authority: CN
Inventors: 徐超; 徐罗军; 周传林; 邓代军; 谢学武
Original assignee: Hubei Special Equipment Inspection And Testing Institute
Current assignee: Hubei Special Equipment Inspection And Testing Institute
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-02
Anticipated expiration: 2032-11-25

Abstract

The utility model provides a large-scale hoisting machinery unloading device, which comprises a crane frame, wherein a hopper bracket beam is fixed at the top of a beam of the crane frame, and a hopper is supported and fixed at the top of the hopper bracket beam through a plurality of hopper upright posts; the bottom end of the hopper is provided with a hopper arc door which is used for discharging and synchronously opened and closed, wherein the hopper arc door on one side is hinged with the arc door opening device; one side of the top of the hopper is hinged with a telescopic baffle plate device through a hinge seat. According to the device, the unloading device is mounted on the original large hoisting machinery and used for caching materials grabbed by the grab bucket, and the cached materials are unloaded on the transport vehicle through the unloading device, so that the waiting time of the grab bucket in the traditional unloading process is effectively avoided, and the transfer efficiency of the materials is improved.

Description

Large-scale hoisting machinery discharge apparatus

Technical Field

The utility model relates to the field of lifting transportation, ports and wharfs, in particular to a large lifting machinery discharging device.

Background

The large hoisting machinery is widely used for transferring materials in places such as ports and wharfs, large warehouses and the like. Particularly, when the large-sized container crane for unloading cargoes at a port and a dock, a loading bridge and other large-sized hoisting machines are high in working efficiency, and cargoes such as coal, sand, ore and the like are required to be transported from a ship, firstly, materials are grabbed through a grab bucket of the large-sized crane, then, the materials are directly unloaded in a carriage of a transport vehicle through the grab bucket, and finally, the materials are transported away through the transport vehicle.

In the unloading process, the problems are as follows: because the grab bucket volume of the large-scale crane at the wharf is usually larger, the single-grabbing material volume usually exceeds the carriage volume of a single transfer vehicle, so that the condition of incomplete single loading exists in the process of directly unloading by adopting the grab bucket, the grab bucket needs to be closed, the unloading is stopped, and the rest materials are unloaded after waiting for the unloading transport vehicle to be in place. Thus, the waiting time process of grabbing materials from the ship by the grab bucket is caused, the transferring work efficiency is low, and the productivity of the grab bucket is severely limited.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the large-scale hoisting machinery unloading device, which is used for caching materials grabbed by the grab bucket by mounting the unloading device on the original large-scale hoisting machinery and unloading the cached materials on a transport vehicle by the unloading device, so that the waiting time of the grab bucket in the traditional unloading process is effectively avoided, and the transferring efficiency of the materials is improved.

In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: a large-scale hoisting machinery discharge device comprises a crane frame, wherein a hopper bracket beam is fixed at the top of a beam of the crane frame, and a hopper is supported and fixed at the top of the hopper bracket beam through a plurality of hopper upright posts; the bottom end of the hopper is provided with a hopper arc door which is used for discharging and synchronously opened and closed, wherein the hopper arc door on one side is hinged with the arc door opening device; one side of the top of the hopper is hinged with a telescopic baffle plate device through a hinge seat.

The crane frame is supported at the top end of the crane wheel frame, the bottom support of the crane wheel frame is provided with a rail wheel, and the rail wheel is connected with a rail wheel motor for driving the rail wheel to rotate.

The two sides of the top of the crane frame are fixedly provided with ladders, the ladders are provided with ladder platforms, and the side edges of the ladder platforms on one side are provided with control rooms.

The hopper is formed by welding hot-rolled common channel steel and steel plates, and lifting lugs for lifting the hopper are symmetrically welded at the top end of the hopper.

And a hopper bracket diagonal brace is fixed between the hopper upright post and the hopper bracket cross beam.

The arc door opening device comprises an ear plate fixed on the outer wall of the hopper, an electric push rod is hinged to the ear plate, and the tail end of the push rod of the electric push rod is hinged to the outer wall of the arc door of the hopper.

And a bulkhead vibrator for vibrating and blanking is fixed on the outer wall of the hopper.

The telescopic striker plate device comprises an outer striker plate hinged to the hinged base, the other end of the outer striker plate is hinged to the outer wall of the crane frame through a diagonal bracing, an inner telescopic plate is installed in the outer striker plate in a sliding telescopic manner, the tail end of the bottom of the inner telescopic plate is connected with a traction steel wire rope, the other end of the traction steel wire rope is connected with a winch after bypassing the fixed pulley, and the winch is fixed on a hopper bracket beam.

The utility model has the following beneficial effects:

1. according to the device, the unloading device is mounted on the original large hoisting machinery and used for caching materials grabbed by the grab bucket, and the cached materials are unloaded on the transport vehicle through the unloading device, so that the waiting time of the grab bucket in the traditional unloading process is effectively avoided, and the transfer efficiency of the materials is improved.

2. Through adopting above-mentioned device, it can be with the goods temporary storage such as coal, sand, ore that need transport, can realize simultaneously that cargo handling machine is unloaded to the transport vehicle from the goods that cargo handling machine hoisted on the ship simultaneously, has improved production efficiency greatly.

3. The device is arranged on a hoisting machine, so that the goods can be prevented from being hoisted secondarily after being stored in a wharf and a warehouse.

4. The device is provided with the arc door opening device and is provided with the control room, so that the unloading condition can be observed in the control room, the opening and closing control of the hopper door can be carried out in real time, and the use convenience of the device is improved.

5. The device is provided with a bulkhead vibrator, which can prevent cargoes from being blocked or adhered to the inner wall of the hopper in the sliding process.

6. The device sets up telescopic striker plate device at the hopper near the sea side, can prevent that the goods from falling and hurting the people.

Drawings

The utility model is further described below with reference to the drawings and examples.

Fig. 1 is a front view of the present utility model.

Fig. 2 is a top view of the present utility model.

Fig. 3 is a right side view of the present utility model.

Fig. 4 is a state diagram of the retractable striker plate of the present utility model after retraction.

In the figure: rail wheel motor 1, rail wheel 2, crane wheel frame 3, cat ladder 4, crane frame 5, hopper arc door 6, hopper upright 7, hopper 8, bulkhead vibrator 9, push rod 10, lug plate 11, electric push rod 12, control room 13, cat ladder platform 14, inner telescopic plate 15, traction wire rope 16, diagonal bracing 17, outer striker plate 18, fixed pulley 19, hinge base 20, hoist 21, hopper bracket diagonal bracing 22, hopper bracket beam 23.

Detailed Description

Embodiments of the present utility model will be further described with reference to the accompanying drawings.

Referring to fig. 1-4, a large-scale lifting machinery unloading device comprises a crane frame 5, wherein a hopper bracket beam 23 is fixed at the top of a beam of the crane frame 5, and a hopper 8 is supported and fixed at the top of the hopper bracket beam 23 through a plurality of hopper upright posts 7; the bottom end of the hopper 8 is provided with a hopper arc door 6 which is used for discharging and synchronously opened and closed, wherein the hopper arc door 6 on one side is hinged with an arc door opening device; the telescopic baffle device is hinged to one side of the top of the hopper 8 through a hinge seat 20. According to the device, the unloading device is mounted on the original large hoisting machinery and used for caching materials grabbed by the grab bucket, and the cached materials are unloaded on the transport vehicle through the unloading device, so that the waiting time of the grab bucket in the traditional unloading process is effectively avoided, and the transfer efficiency of the materials is improved. In the concrete use, when transporting cargoes such as fortune coal, sand, ore, snatch the back with the material through the hoist grab bucket and unload on hopper 8, then be in the automatic loading in the transport vehicle packing box with the material through hopper 8 to carry out real-time control through the control room, and then fine assurance grab bucket's continuous material of grabbing.

Further, the crane frame 5 is supported at the top end of the crane wheel frame 3, the bottom support of the crane wheel frame 3 is provided with the rail wheel 2, and the rail wheel 2 is connected with the rail wheel motor 1 for driving the rail wheel to rotate. The rail wheel 2 can be used to drive the entire crane along the rail.

Further, the two sides of the top of the crane frame 5 are fixed with the crawling ladder 4, the crawling ladder 4 is provided with the crawling ladder platform 14, and the side edge of the crawling ladder platform 14 on one side is provided with the control room 13. The climbing operation of the operators is facilitated by the ladder stand 4. The control room 13 is convenient for realizing the opening control of the hopper arc door 6.

Furthermore, the hopper 8 is formed by welding hot-rolled common channel steel and a steel plate, and lifting lugs for lifting the hopper 8 are symmetrically welded at the top end of the hopper 8. The structural strength of the material is ensured by the hopper 8.

Further, a hopper bracket diagonal bracing rod 22 is fixed between the hopper upright post 7 and the hopper bracket cross beam 23. Structural stability and reliability of the hopper 8 is enhanced by the hopper support diagonal braces 22.

Further, the arc door opening device comprises an ear plate 11 fixed on the outer wall of the hopper 8, an electric push rod 12 is hinged on the ear plate 11, and the tail end of the push rod 10 of the electric push rod 12 is hinged with the outer wall of the hopper arc door 6. The arc door opening device is convenient for realizing the opening control of the hopper 8. In the working process, the push rod 10 is driven by the electric push rod 12, the hopper arc door 6 is driven by the push rod 10, and then the hopper is opened and closed by the hopper arc door 6, so that the discharging control is realized.

Further, a bulkhead vibrator 9 for vibrating the blanking is fixed on the outer wall of the hopper 8. The bulkhead vibrator 9 prevents the cargo from getting stuck or sticking to the inner wall of the hopper during the sliding down process.

Further, the telescopic striker plate device comprises an outer striker plate 18 hinged on a hinge seat 20, the other end of the outer striker plate 18 is hinged on the outer wall of the crane frame 5 through a diagonal bracing rod 17, an inner telescopic plate 15 is slidably and telescopically arranged in the outer striker plate 18, the tail end of the bottom of the inner telescopic plate 15 is connected with a traction steel wire rope 16, the other end of the traction steel wire rope 16 is connected with a winch 21 after bypassing a fixed pulley 19, and the winch 21 is fixed on a hopper bracket beam 23. The hopper is provided with a telescopic baffle plate device close to the sea side, so that falling of goods can be prevented from hurting people. In the working process, the traction steel wire rope 16 is driven by the winch 21, and the inner layer expansion plate 15 is driven by the traction steel wire rope 16 to expand and slide in the outer layer baffle plate 18, so that the inner layer expansion plate expands and contracts, and the falling of goods to hurt people is prevented.

The working process and principle of the utility model are as follows:

when the material is required to be unloaded at the wharf, firstly, the whole crane is moved to a wharf unloading position, the material is grabbed on a ship through a crane grab, after the material is grabbed, the material is unloaded in a hopper 8 for buffering, and then the grab continues to grab the material for the next time; then the transport vehicle is driven to the position right below the hopper 8, the electric push rod 12 is started, the push rod 10 is driven by the electric push rod 12, the hopper arc door 6 is driven by the push rod 10, and further the hopper is opened and closed by the hopper arc door 6, so that the discharging control is realized, and the materials are automatically discharged in the carriage of the transport vehicle; after one vehicle is full, the loading of the next vehicle is performed.

Claims

1. The large-scale hoisting machinery unloading device is characterized by comprising a crane frame (5), wherein a hopper bracket beam (23) is fixed at the top of a beam of the crane frame (5), and a hopper (8) is supported and fixed at the top of the hopper bracket beam (23) through a plurality of hopper upright posts (7); the bottom end of the hopper (8) is provided with a hopper arc door (6) which is used for discharging and synchronously opened and closed, wherein the hopper arc door (6) on one side is hinged with an arc door opening device; one side of the top of the hopper (8) is hinged with a telescopic baffle plate device through a hinge seat (20).

2. A large hoisting machinery unloading apparatus according to claim 1, characterized in that the crane frame (5) is supported at the top end of the crane wheel frame (3), the bottom support of the crane wheel frame (3) is provided with a rail wheel (2), and the rail wheel (2) is connected with a rail wheel motor (1) for driving the rail wheel motor to rotate.

3. The large hoisting machinery unloading device according to claim 1, wherein the two sides of the top of the crane frame (5) are fixedly provided with a ladder stand (4), a ladder stand platform (14) is arranged on the ladder stand (4), and a control room (13) is arranged on the side edge of one side of the ladder stand platform (14).

4. The large-scale hoisting machinery unloading device according to claim 1, wherein the hopper (8) is formed by welding hot-rolled common channel steel and steel plates, and lifting lugs for lifting the hopper (8) are symmetrically welded at the top end of the hopper.

5. A large hoisting machinery discharge device according to claim 1, characterized in that a hopper bracket diagonal brace (22) is fixed between the hopper upright (7) and the hopper bracket cross beam (23).

6. The large-scale hoisting machinery unloading device according to claim 1, wherein the arc door opening device comprises an ear plate (11) fixed on the outer wall of the hopper (8), an electric push rod (12) is hinged on the ear plate (11), and the tail end of a push rod (10) of the electric push rod (12) is hinged with the outer wall of the arc door (6) of the hopper.

7. A large hoisting machinery unloading apparatus according to claim 1, characterized in that a bulkhead vibrator (9) for vibrating the unloading is fixed on the outer wall of the hopper (8).

8. The large-scale hoisting machinery unloading device according to claim 1, wherein the telescopic baffle device comprises an outer baffle plate (18) hinged on a hinge seat (20), the other end of the outer baffle plate (18) is hinged on the outer wall of a crane frame (5) through a diagonal bracing rod (17), an inner telescopic plate (15) is slidably and telescopically arranged in the outer baffle plate (18), the bottom tail end of the inner telescopic plate (15) is connected with a traction steel wire rope (16), the other end of the traction steel wire rope (16) is connected with a winch (21) after bypassing a fixed pulley (19), and the winch (21) is fixed on a hopper bracket beam (23).